128487378

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{997}}^1$

素因数の和:1506

約数の個数: 32

約数和(自身を含む): 263280384

約数和(自身を除く): 134793006

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 457, 914, 997, 1371, 1994, 2742, 2991, 5982, 21479, 42958, 46859, 64437, 93718, 128874, 140577, 281154, 455629, 911258, 1366887, 2733774, 21414563, 42829126, 64243689, 128487378]

約数ペア:

[(1, 128487378), (2, 64243689), (3, 42829126), (6, 21414563), (47, 2733774), (94, 1366887), (141, 911258), (282, 455629), (457, 281154), (914, 140577), (997, 128874), (1371, 93718), (1994, 64437), (2742, 46859), (2991, 42958), (5982, 21479)]